All notable changes to this project will be documented in this file.
The format is based on Keep a Changelog and this project adheres to Semantic Versioning.
- Updated evaluation-results notebook with the Melting Pot Competition baselines data.
- New scenarios, puppets and bots used in the Melting Pot Contest, NeurIPS 2023.
- Two scenarios in the competition were set up wrongly. Tracking issue:
#246
clean_up_20
is using the wrong (puppet) bot:clean_up__puppet_sanctioning_alternator_nice_0
instead ofclean_up__puppet_sanctioning_alternator_0
.territory__rooms_6
is identical toterritory__rooms_5
.
- Update setup.py to work with earlier setuptools (fixes broken 2.2.1 release).
- Do not allow
orientation = None
in Transform objects - Improve documentation for territory__*.
- Improve scenario tags.
- Move puppeteers testutils to testing dir.
- remove restriction on chex
- Update setup.py to work with older versions of setuptools
- Add dev tools to setup.py
- Add pytest-xdist as a required plugin.
- Update pylintrc
- Debug observations break hidden agenda #168
- Various lint errors
- Residual v1 file: reaction_graph_utils.py
- Remove stale documentation left over from 1.0.
- Make meltingpot
pip
installable. - Support
import meltingpot
as an alias ofimport meltingpot.python
. - Raise minimum Python version to Python 3.10.
- Install assets as part of
pip install .
- Update Dockerfile and dev tooling (pytest, pyink, pytype, pylint, isort).
- Update examples to work with v2.
- Update README.md with new installation details.
- Migrate from rx to reactivex.
- Remove type annotation for dtype.
- Use correct roles in play_hidden_agenda.
- Fix noop that was causing a typing error.
- Add missing
__init__.py
files. - Set the default orientation to NORTH for objects that have no orientation defined.
- Evaluation utilities.
- Added COLLECTIVE_RETURN to PERMITTED_OBSERVATIONS.
- Split install.sh into three scripts.
- Move from yapf to black.
- Remove debug observations to speed up environment stepping.
- Add Lua 5.2 compatibility for
unpack
.
- SubstrateWrappers previously needed for the v1 bots.
- Colab for visualizing evaluation results.
- Tests for the examples.
- Mocks of specific substrates and scenarios, for use in testing.
- Helper for setting world.rgb spec.
- Improve debugging information in
SavedModelPolicy
. - Resample bots at the beginning of scenario episodes.
- New substrate "Hidden Agenda" and its scenarios.
Melting Pot Version 2.0.0 release. See Melting Pot 2.0 Tech Report for detailed information on the new substrates, bots, and scenarios.
- Removed all v1 scenarios, bots, and substrates and replaced with new versions.
- Scenarios now support heterogeneous roles, which must be specified at build time.
- Various improvements to
examples
and their documentation.
- New puppeteers and policies to implement new bots.
- New utils to handle sprites, colors, and maps.
- Mocks for use in testing.
- Drop support for Python 3.7 and 3.8.
- Store saved models on Google Cloud Platform rather than in the Git repo.
- x2 speed improvement to some substrates
- Improved
install.sh
script and installation documentation. - Various improvements to
examples
and their documentation.
- Puppets were sharing state in Scenarios. #70
- Various issues with RLlib examples.
.devcontainer
for the project.pettingzoo
example.- TF1-compatible version of
SavedModelPolicy
.
- Define
is_focal
is in scenario configs. - Use
chex.dataclass
for dm-tree compatibility.
- Use correct
is_focal
settings for team-vs-team games #16.
- Substrates and Scenarios now have ReactiveX observables.
- Don't add
INVENTORY
observation to scenarios that don't use it. - Various updates to RLlib example.
- Improved performance of the component system for environments.
- Simulation Speed #7
- Horizon setting in examples #9
- Error running example "self_play_train.py" #10
- build lab2d on m1 chip #13
Submitted a number of fixes to ensure substrates and scenarios operate as intended. Other changes not expected to have any impact.
- Bots receive incorrect timesteps in Scenario #3
- Python seed is not forwarded to Lua #4
- Second episode using same seed as the first #5
Initial release.